(3-chloro-6-hydroxy-indol-1-yl)-acetic acid tert-butyl ester 、
4-甲基-2-[4-(三氟甲基)苯基]-5-噻唑乙醇 、
三苯基膦 、
偶氮二甲酸二叔丁酯 以to yield (3-chloro-6-{2-[4-methyl-2-(4-trifluoromethyl-phenyl)-thiazol-5-yl]-ethoxy}-indol-1-yl)-acetic acid tert-butyl ester as light yellow oil的产率得到(3-chloro-6-{2-[4-methyl-2-(4-trifluoromethyl-phenyl)-thiazol-5-yl]-ethoxy}-indol-1-yl)-acetic acid tert-butyl ester